intreg n, i, d,a,b
logic prim=0
citeste n
a = n+1
cat timp(prim = 0) executa
prim = 1
a = a - 1
d = 2
cat timp(d*d<=a and prim)executa
prim = a%d!=0
d = d+1
sfarsit cat timp
sfarsit cat timp
b=n+1
prim = 0
cat timp(prim=0)executa
prim = 1
d=2
cat timp(d*d<=b and prim)executa
prim = b%d!=0
d=d+1
sfarsit cat timp
b=b+1
sfarsit cat timp
scrie a, ' ', b